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        // 设计“过7游戏”的程序, 打印出1-100之间除了含7和7的倍数之外的所有数字。
        var num = 0;
        for (var i = 1; i <= 100; i++) {
            if (i % 7 !== 0 && i % 10 != 7 && parseInt(i / 10) != 7) {
                console.log(i);
            }
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